KR20200035828A - 점착제 조성물 - Google Patents
점착제 조성물 Download PDFInfo
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- KR20200035828A KR20200035828A KR1020190047762A KR20190047762A KR20200035828A KR 20200035828 A KR20200035828 A KR 20200035828A KR 1020190047762 A KR1020190047762 A KR 1020190047762A KR 20190047762 A KR20190047762 A KR 20190047762A KR 20200035828 A KR20200035828 A KR 20200035828A
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- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J7/00—Adhesives in the form of films or foils
- C09J7/30—Adhesives in the form of films or foils characterised by the adhesive composition
- C09J7/38—Pressure-sensitive adhesives [PSA]
- C09J7/381—Pressure-sensitive adhesives [PSA] based on macromolecular compounds obtained by reactions involving only carbon-to-carbon unsaturated bonds
- C09J7/385—Acrylic polymers
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- C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
- C09J11/02—Non-macromolecular additives
- C09J11/06—Non-macromolecular additives organic
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- C09J133/00—Adhesives based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Adhesives based on derivatives of such polymers
- C09J133/04—Homopolymers or copolymers of esters
- C09J133/06—Homopolymers or copolymers of esters of esters containing only carbon, hydrogen and oxygen, the oxygen atom being present only as part of the carboxyl radical
- C09J133/062—Copolymers with monomers not covered by C09J133/06
- C09J133/066—Copolymers with monomers not covered by C09J133/06 containing -OH groups
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- C08K5/00—Use of organic ingredients
- C08K5/36—Sulfur-, selenium-, or tellurium-containing compounds
- C08K5/41—Compounds containing sulfur bound to oxygen
- C08K5/42—Sulfonic acids; Derivatives thereof
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- C09J133/00—Adhesives based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Adhesives based on derivatives of such polymers
- C09J133/04—Homopolymers or copolymers of esters
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- C09J7/00—Adhesives in the form of films or foils
- C09J7/20—Adhesives in the form of films or foils characterised by their carriers
- C09J7/22—Plastics; Metallised plastics
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
- G02B1/10—Optical coatings produced by application to, or surface treatment of, optical elements
- G02B1/14—Protective coatings, e.g. hard coatings
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/30—Polarising elements
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- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/017—Additives being an antistatic agent
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- C09J2201/622—
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- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J2203/00—Applications of adhesives in processes or use of adhesives in the form of films or foils
- C09J2203/318—Applications of adhesives in processes or use of adhesives in the form of films or foils for the production of liquid crystal displays
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J2301/00—Additional features of adhesives in the form of films or foils
- C09J2301/10—Additional features of adhesives in the form of films or foils characterized by the structural features of the adhesive tape or sheet
- C09J2301/12—Additional features of adhesives in the form of films or foils characterized by the structural features of the adhesive tape or sheet by the arrangement of layers
- C09J2301/122—Additional features of adhesives in the form of films or foils characterized by the structural features of the adhesive tape or sheet by the arrangement of layers the adhesive layer being present only on one side of the carrier, e.g. single-sided adhesive tape
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- C—CHEMISTRY; METALLURGY
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- C09J2301/00—Additional features of adhesives in the form of films or foils
- C09J2301/30—Additional features of adhesives in the form of films or foils characterized by the chemical, physicochemical or physical properties of the adhesive or the carrier
- C09J2301/302—Additional features of adhesives in the form of films or foils characterized by the chemical, physicochemical or physical properties of the adhesive or the carrier the adhesive being pressure-sensitive, i.e. tacky at temperatures inferior to 30°C
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- C09J2301/00—Additional features of adhesives in the form of films or foils
- C09J2301/30—Additional features of adhesives in the form of films or foils characterized by the chemical, physicochemical or physical properties of the adhesive or the carrier
- C09J2301/312—Additional features of adhesives in the form of films or foils characterized by the chemical, physicochemical or physical properties of the adhesive or the carrier parameters being the characterizing feature
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- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
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- C09J2301/00—Additional features of adhesives in the form of films or foils
- C09J2301/40—Additional features of adhesives in the form of films or foils characterized by the presence of essential components
- C09J2301/408—Additional features of adhesives in the form of films or foils characterized by the presence of essential components additives as essential feature of the adhesive layer
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- C09J2433/00—Presence of (meth)acrylic polymer
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- C09J2467/00—Presence of polyester
- C09J2467/006—Presence of polyester in the substrate
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- Chemical Kinetics & Catalysis (AREA)
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- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Health & Medical Sciences (AREA)
- Adhesives Or Adhesive Processes (AREA)
- Adhesive Tapes (AREA)
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- Surface Treatment Of Optical Elements (AREA)
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Abstract
Description
Claims (10)
- 아크릴계 폴리머와, (F) 대전 방지제와, (C) 가교제를 함유하는 점착제 조성물로서,
상기 (F) 대전 방지제가 하기 화학식 (1)로 나타내는 융점 25∼80℃의 이온성 화합물이고,
K+·A- (1)
[화학식 (1) 중, K+는 양이온이며, A-는 이미드기를 함유하지 않는 트리플루오로메탄술포네이트 음이온, 펜타플루오로에탄술포네이트 음이온으로 이루어지는 군으로부터 선택되는 1종의 음이온이다]
상기 아크릴계 폴리머가 유리 전이점 온도가 0℃ 이하인 아크릴계 폴리머이며,
상기 아크릴계 폴리머 100중량부에 대해, 상기 이온성 화합물을 0.01∼10중량부의 비율로 필수 성분으로서 함유하여 이루어지는 것을 특징으로 하는 점착제 조성물. - 제 1 항에 있어서,
상기 아크릴계 폴리머가
(A) 알킬기의 탄소수 C1∼18인 (메타)아크릴산에스테르 모노머의 적어도 1종 이상의 합계 100중량부에 대해, (B-1) 수산기를 함유하는 공중합성 비닐 모노머의 적어도 1종 이상의 합계를 0.01∼10중량부, 및/또는, (B-2) 카르복실기를 함유하는 공중합성 비닐 모노머의 적어도 1종 이상의 합계를 0.01∼0.5중량부의 비율로 공중합시킨 공중합체의 아크릴계 폴리머이고,
상기 (A) 알킬기의 탄소수 C1∼18인 (메타)아크릴산에스테르 모노머의 적어도 1종 이상의 합계 100중량부 중, 이소옥틸(메타)아크릴레이트, 이소노닐(메타)아크릴레이트, 2-에틸헥실(메타)아크릴레이트로 이루어지는 군으로부터 선택한 적어도 1종을 50중량부 이상의 비율로 함유하여 이루어지며,
상기 아크릴계 폴리머의 100중량부에 대해, 상기 (C) 가교제로서 3관능 이상의 이소시아네이트 화합물을 0.1∼10중량부의 비율로 함유하여 이루어지고,
상기 점착제 조성물이 추가로 (D) 금속 킬레이트 화합물의 가교 촉진제와, (E) 케토엔올 호변이성체 화합물을 함유하여 이루어지는 것을 특징으로 하는 점착제 조성물. - 제 2 항에 있어서,
상기 점착제 조성물을 가교시킨 점착제층의 표면 저항률이 1.0×10+ 12Ω/□ 이하이고,
상기 점착제층의 PMMA 기재 및 TAC 기재의 표면에 불소 화합물을 함유하는 저굴절률층 형성용 수지 조성물을 사용하여 형성된 저굴절률층에 대한 박리 대전압, 및, PMMA 기재 및 TAC 기재의 표면에 아무 처리도 되어 있지 않은 플레인층에 대한 박리 대전압이 모두 ±0.3㎸ 이하이며,
상기 점착제층이 편광자에 보호층을 적층하고, 보호층의 표면이 불소 화합물을 함유하는 조성물로 저반사 표면 처리된 편광판인 피착체에 첩합 후, 온도 60℃, 습도 90%RH의 분위기하에 48hr 방치하고, 상기 분위기하로부터 꺼내어 1일 후의 내오염 성능이 상기 피착체의 표면에 대해 「오염 없음」이고,
상기 점착제층의, 상기 PMMA 기재의 표면에 실시된 상기 저굴절률층에 대한 점착력이 저속 박리 속도 0.3m/min에서의 점착력이 0.04∼0.2N/25㎜이며, 또한, 고속 박리 속도 30m/min에서의 점착력이 2.0N/25㎜ 이하인 것을 특징으로 하는 점착제 조성물. - 제 2 항 또는 제 3 항에 있어서,
상기 (B-1) 수산기를 함유하는 공중합성 비닐 모노머가 8-히드록시옥틸(메타)아크릴레이트, 6-히드록시헥실(메타)아크릴레이트, 4-히드록시부틸(메타)아크릴레이트, 2-히드록시에틸(메타)아크릴레이트, N-히드록시(메타)아크릴아미드, N-히드록시메틸(메타)아크릴아미드, N-히드록시에틸(메타)아크릴아미드로 이루어지는 화합물군 중에서 선택된 적어도 1종 이상이고,
상기 (B-2) 카르복실기를 함유하는 공중합성 비닐 모노머가 (메타)아크릴산, 카르복시에틸(메타)아크릴레이트, 카르복시펜틸(메타)아크릴레이트, 2-(메타)아크릴로일옥시에틸헥사히드로프탈산, 2-(메타)아크릴로일옥시프로필헥사히드로프탈산, 2-(메타)아크릴로일옥시에틸프탈산, 2-(메타)아크릴로일옥시에틸숙신산, 2-(메타)아크릴로일옥시에틸말레산, 카르복시폴리카프로락톤모노(메타)아크릴레이트, 2-(메타)아크릴로일옥시에틸테트라히드로프탈산으로 이루어지는 화합물군 중에서 선택된 적어도 1종 이상인 것을 특징으로 하는 점착제 조성물. - 제 2 항 또는 제 3 항에 있어서,
상기 점착제 조성물이 상기 아크릴계 폴리머의 100중량부에 대해, 상기 (D) 금속 킬레이트 화합물의 가교 촉진제를 0.001∼0.5중량부와, 상기 (E) 케토엔올 호변이성체 화합물을 0.1∼300중량부의 비율로 함유하여 이루어지고,
상기 (D) 금속 킬레이트 화합물의 가교 촉진제가 알루미늄 킬레이트 화합물, 티탄 킬레이트 화합물, 철 킬레이트 화합물로 이루어지는 군 중에서 선택된 적어도 1종 이상이며,
상기 (E)/상기 (D)의 중량부 비율이 70∼1000인 것을 특징으로 하는 점착제 조성물. - 수지 필름의 한쪽 면에 제 1 항 내지 제 3 항 중 어느 한 항의 점착제 조성물을 가교시킨 점착제층이 적층되어 있는 것을 특징으로 하는 점착 필름.
- 제 6 항의 점착 필름이 사용된 표면 보호 필름.
- 제 6 항의 점착 필름이 사용된 편광판용 표면 보호 필름.
- 광학 필름의 적어도 한쪽 면에 제 1 항 내지 제 3 항 중 어느 한 항의 점착제 조성물을 가교시킨 점착제층이 적층되어 있는 점착제층이 형성된 광학 필름.
- 제 6 항에 있어서,
상기 수지 필름의 한쪽 면의, 상기 점착제층이 형성된 측과는 반대면에 대전 방지 처리 및 방오 처리가 되어 있는 점착 필름.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020210038460A KR102359501B1 (ko) | 2018-09-27 | 2021-03-25 | 점착제 조성물 |
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| Application Number | Priority Date | Filing Date | Title |
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| JPJP-P-2018-181846 | 2018-09-27 | ||
| JP2018181846A JP7255990B2 (ja) | 2018-09-27 | 2018-09-27 | 表面保護フィルム |
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| KR1020210038460A Division KR102359501B1 (ko) | 2018-09-27 | 2021-03-25 | 점착제 조성물 |
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| KR20200035828A true KR20200035828A (ko) | 2020-04-06 |
| KR102234124B1 KR102234124B1 (ko) | 2021-03-30 |
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| KR1020210038460A Active KR102359501B1 (ko) | 2018-09-27 | 2021-03-25 | 점착제 조성물 |
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| Publication number | Publication date |
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| TW202012571A (zh) | 2020-04-01 |
| JP7494350B2 (ja) | 2024-06-03 |
| KR20220020864A (ko) | 2022-02-21 |
| KR102359501B1 (ko) | 2022-02-08 |
| KR20210036325A (ko) | 2021-04-02 |
| TWI812708B (zh) | 2023-08-21 |
| JP7719914B2 (ja) | 2025-08-06 |
| JP2023087688A (ja) | 2023-06-23 |
| KR102478761B1 (ko) | 2022-12-16 |
| JP7255990B2 (ja) | 2023-04-11 |
| CN110951420B (zh) | 2023-03-31 |
| KR20230002182A (ko) | 2023-01-05 |
| JP2024109722A (ja) | 2024-08-14 |
| KR102547494B1 (ko) | 2023-06-23 |
| JP2020050771A (ja) | 2020-04-02 |
| KR102234124B1 (ko) | 2021-03-30 |
| CN110951420A (zh) | 2020-04-03 |
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